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脂肪醇聚氧乙烯醚
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脂肪醇聚氧乙烯醚
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脂肪醇聚氧乙烯醚
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primary alcohol ethoxylate
脂肪醇聚氧乙烯醚
脂肪醇聚氧乙烯醚是最重要的一类非离子表面活性剂,由脂肪醇与环氧乙烷聚合而成,通式为RO(CH2CH2O)nH,其中R一般为饱和的或不饱和的C12~18的烃基,可以是直链烃基或带支链的烃基;n是环氧乙烷的加成数,即表面活性剂分子中氧乙烯基的数目。又称聚氧乙烯脂肪醇醚。
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